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G. Hutton, Larsen, B., Leebouapao, L., y Voladet, S.,
«Economic impacts of sanitation in Lao PDR : a five-country study conducted in Cambodia, Indonesia, Lao PDR, the Philippines and Vietnam under the Economics of Sanitation Initiative (ESI)». Water and Sanitation Program - East Asia and the Pacific, WSP-EAP, Jakarta, Indonesia, p. 44 p. : 12 fig., 23 tab., 2009.
K. E. U. N. E. P. - Nairobi y Water Research Commission -Pretoria, ZA, WRC,
Freshwater under threat in Africa - vulnerability assessment of freshwater resources to environmental change. Nairobi, Kenya: UNEP, United Nations Environment Programme, 2009, p. xv, 319 p. : Boxes, fig., tab.
D. Hall y Lobina, E.,
«The private sector in water in 2009». Public Services International Research Unit (PSIRU), University of Greenwich, London, UK, p. 8 p. : fig., 2009.
J. Ruhiu, Ogendo, M., Kamundi, E., Kaseve, C., Owuocha, K., y Mbachia, S. N.,
«Strategic guidelines for improving water and sanitation services in Nairobi’s informal settlements». Nairobi City Water and Sewerage Company, NCWSC, Nairobi, Kenya, p. 36 p. : boxes, photogr., 2009.
R. Schuen, Parkinson, J., y Knapp, A.,
«Study for financial and economic analysis of ecological sanitation in Sub-Saharan Africa». Water and Sanitation Program - African Region, Nairobi, Kenya, p. xi, 32 p. : 14 fig., 9 tab., 2009.
V. Alavian, Qaddumi, H. M., Dickson, E., Diez, S. M., Danilenko, A. V., Hirji, R. F., Puz, G., Pizarro, C., Jacobsen, M., y Blankespoor, B.,
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World Water Assessment Programme -Paris, France, WWAP,
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